Geography with twice the gritty bits! Venture into the realms of a fiery, unstable world and...-Run for your life! as a earthquake sends the sea surging towards you in a gigantic wave. -Tremble! before geysers that could boil you alive. -Marvel! at red-hot volcanic rocks the size of cars. Violent Volcanoes is as hot as it gets. Read the diaries of volcano survivors, get clued-up with the spotter's guide to eruptions and plan a holiday with our volcano vacation guide. Earth-Shattering Earthquakes reveals how to stay alive in an earthquake strikes. Plus find out if you've got what it takes to become an earthquake expert.